release alpn string before set

awslabs · Aug 2, 2023 · 39e2a21 · 39e2a21
1 parent f7bc831
commit 39e2a21
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/source/tls_channel_handler.c b/source/tls_channel_handler.c
@@ -441,6 +441,11 @@ int aws_tls_ctx_options_init_default_server(
 }
 
 int aws_tls_ctx_options_set_alpn_list(struct aws_tls_ctx_options *options, const char *alpn_list) {
+    if (options->alpn_list != NULL) {
+        aws_string_destroy(options->alpn_list);
+        options->alpn_list = NULL;
+    }
+
     options->alpn_list = aws_string_new_from_c_str(options->allocator, alpn_list);
     if (!options->alpn_list) {
         return AWS_OP_ERR;